Finding the Fourth Proportional to 373,762.13, 515,808.59 and 210,474.99
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Solution
The fourth proportional to 373,762.13, 515,808.59 and 210,474.99 is: 290,464.98
Step by Step Solution
- Step 1: Write the proportion equation
373,762.13 : 515,808.59 = 210,474.99 : x - Step 2: Convert to fraction form
373,762.13/515,808.59 = 210,474.99/x - Step 3: Cross multiply
373,762.13x = 515,808.59 × 210,474.99 - Step 4: Simplify right side
373,762.13x = 108,564,806,769.79 - Step 5: Solve for x
x = 108,564,806,769.79/373,762.13 - Step 6: Final answer
x = 290,464.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.